Exhibit 11.1

ESTERLINE TECHNOLOGIES CORPORATION

(In thousands, except per share amounts)

Computation of Earnings Per Share  Basic



|                                                    |  |      |         |      |   |         |  |      |        |      |   |        |  |   |       
|--------------------------------------------------- |  | ---- | ------- | ---- | - | ------- |  | ---- | ------ | ---- | - | ------ |  | - | ------
|                                                    |  | 2009 |         | 2008 |   | 2007    |  | 2006 |        | 2005
|                                                    |  |      |         |      |  
|Income From ContinuingOperations                    |  | $    | 107,196 |      | $ | 113,509 |  | $    | 87,762 |      | $ | 53,611 |  | $ | 47,403
|Income FromDiscontinued Operations,Net of Tax       |  |      | 12,602  |      |   | 7,024   |  |      | 4,522  |      |   | 2,004  |  |   | 10,623
|                                                   
|                                                    |  |      |         |      |  
|Net Earnings                                        |  | $    | 119,798 |      | $ | 120,533 |  | $    | 92,284 |      | $ | 55,615 |  | $ | 58,026
|                                                   
|                                                    |  |      |         |      |  
|Weighted Average Numberof SharesOutstanding  Basic |  |      | 29,717  |      |   | 29,507  |  |      | 25,824 |      |   | 25,413 |  |   | 24,927
|                                                   
|                                                    |  |      |         |      |  
|Earnings Per Share  Basic:                         |  |      |         |      |   |         |  |      |        |      |   |        |  |   |       
|Continuing operations                               |  | $    | 3.61    |      | $ | 3.85    |  | $    | 3.40   |      | $ | 2.11   |  | $ | 1.90  
|Discontinued operations                             |  |      | .42     |      |   | .23     |  |      | .17    |      |   | .08    |  |   | .43   
|                                                   
|                                                    |  |      |         |      |  
|Earnings Per Share  Basic                          |  | $    | 4.03    |      | $ | 4.08    |  | $    | 3.57   |      | $ | 2.19   |  | $ | 2.33  
|                                                   



---

ESTERLINE TECHNOLOGIES CORPORATION

(In thousands, except per share amounts)

Computation of Earnings Per Share
 Diluted



|                                                                           |  |      |         |      |   |         |  |      |        |      |   |        |  |   |       
|-------------------------------------------------------------------------- |  | ---- | ------- | ---- | - | ------- |  | ---- | ------ | ---- | - | ------ |  | - | ------
|                                                                           |  | 2009 |         | 2008 |   | 2007    |  | 2006 |        | 2005
|                                                                           |  |      |         |      |  
|Income From ContinuingOperations                                           |  | $    | 107,196 |      | $ | 113,509 |  | $    | 87,762 |      | $ | 53,611 |  | $ | 47,403
|Income FromDiscontinued Operations,Net of Tax                              |  |      | 12,602  |      |   | 7,024   |  |      | 4,522  |      |   | 2,004  |  |   | 10,623
|                                                                          
|                                                                           |  |      |         |      |  
|Net Earnings                                                               |  | $    | 119,798 |      | $ | 120,533 |  | $    | 92,284 |      | $ | 55,615 |  | $ | 58,026
|                                                                          
|                                                                           |  |      |         |      |  
|Weighted Average Numberof Shares Outstanding                               |  |      | 29,717  |      |   | 29,507  |  |      | 25,824 |      |   | 25,413 |  |   | 24,927
|                                                                           |  |      |         |      |  
|Net Shares Assumed to beIssued for Stock Options                           |  |      | 234     |      |   | 401     |  |      | 428    |      |   | 405    |  |   | 375   
|                                                                          
|Weighted Average Numberof Shares and EquivalentShares Outstanding Diluted |  |      | 29,951  |      |   | 29,908  |  |      | 26,252 |      |   | 25,818 |  |   | 25,302
|                                                                          
|                                                                           |  |      |         |      |  
|Earnings PerShare  Diluted:                                               |  |      |         |      |   |         |  |      |        |      |   |        |  |   |       
|Continuing operations                                                      |  | $    | 3.58    |      | $ | 3.80    |  | $    | 3.34   |      | $ | 2.08   |  | $ | 1.87  
|Discontinued operations                                                    |  |      | .42     |      |   | .23     |  |      | .18    |      |   | .07    |  |   | .42   
|                                                                          
|                                                                           |  |      |         |      |  
|Earnings Per Share  Diluted                                               |  | $    | 4.00    |      | $ | 4.03    |  | $    | 3.52   |      | $ | 2.15   |  | $ | 2.29  
|                                                                          



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